Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: B2086-23: Request Sw (bd/tr)

Nissan Rogue (T33) 2021-Present Service Manual / Body Exterior, Doors, Roof & Vehicle Security :: Door & Lock / Dtc/circuit Diagnosis :: B2086-23: Request Sw (bd/tr)

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen items

(Trouble diagnosis content) 		DTC Detection Condition
B2086-23

Request SW (BD/TR)

[Request switch (back door/trunk)] 		Diagnosis condition Ignition switch ON
Signal (terminal) Door request switch signal (Intelligent Key unit connector terminal 5)
Threshold Intelligent Key unit detects that the back door request switch is stuck ON
Diagnosis delay time 10 seconds or more

POSSIBLE CAUSE

  • Back door opener switch

  • Harness or connector (back door request switch circuit is shorted)

  • Intelligent Key unit

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

DTC CONFIRMATION

CONSULT

  1. Ignition switch ON and wait for 10 seconds or more.

  2. Select “Self diagnosis result” mode of “INTELLIGENT KEY”.

Is DTC detected?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: Inspection End.

DTC Diagnosis Procedure

CHECK BACK DOOR REQUEST SWITCH INPUT SIGNAL

  1. Ignition switch OFF.

  2. Disconnect back door opener switch connector.

  3. Check voltage between back door opener switch harness connector and ground.

    (+) (–)

    Voltage

    (Approx.)
    Back door opener switch
    Connector Terminal
    D507 4 Ground Battery voltage

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 2.

CHECK BACK DOOR REQUEST SWITCH CIRCUIT

  1. Disconnect Intelligent Key unit connector.

  2. Check continuity between back door opener switch harness connector and Intelligent Key unit harness connector.

    Back door opener switch Intelligent Key unit Continuity
    Connector Terminal Connector Terminal
    D507 4 M184 5 Yes

  3. Check continuity between back door opener switch harness connector and ground.

    Back door opener switch — Continuity
    Connector Terminal
    D507 4 Ground No

Is the inspection result normal?

YES>>

Replace Intelligent Key unit. Refer to Removal and Installation.

NO>>

Repair or replace harness.

CHECK BACK DOOR REQUEST SWITCH GROUND CIRCUIT

Check continuity between back door opener switch harness connector and ground.

Back door opener switch — Continuity
Connector Terminal
D507 3 Ground Yes

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair or replace harness.

CHECK BACK DOOR REQUEST SWITCH

Refer to Component Inspection.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Replace back door opener switch. Refer to Removal and Installation.

CHECK INTERMITTENT INCIDENT

Refer to Intermittent Incident.

>>

Inspection End.

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